# Differential Equations Forum

Differential Equations Help Forum

1. ### DE Tutorial - Part IV: Laplace Transforms

• Replies: 1
• Views: 3,718
Feb 9th 2011, 12:56 AM
2. ### DE Tutorial - Part I: First Order Equations and Homogeneous Second Order Equations

• Replies: 5
• Views: 21,507
Mar 15th 2010, 01:44 PM
3. ### DE Tutorial - Part III: Systems of Differential Equations

• Replies: 2
• Views: 3,484
Aug 29th 2009, 10:03 PM
4. ### DE Tutorial - Part II: Nonhomogenous Second Order Equations and Their Applications

• Replies: 4
• Views: 6,293
Dec 27th 2008, 09:56 AM
1. ### Theory of differential equations - Lipschitz condition for system of ODEs

• Replies: 1
• Views: 570
Nov 16th 2013, 03:46 PM
2. ### ODE solution of exponential form

• Replies: 2
• Views: 776
Nov 16th 2013, 09:55 AM
3. ### Determining if solutions are periodic?

• Replies: 2
• Views: 462
Nov 15th 2013, 03:36 PM
4. ### first order ordinary differential equation

• Replies: 7
• Views: 569
Nov 9th 2013, 07:48 PM
5. ### solution of simple partial differential equation

• Replies: 1
• Views: 345
Nov 9th 2013, 05:28 AM
6. ### Fourier Series Problem

• Replies: 1
• Views: 429
Nov 8th 2013, 06:32 PM

• Replies: 26
• Views: 1,886
Nov 1st 2013, 11:59 AM
8. ### {x^2y''-20y=0, y(1)=1, y'(1)=gamma}

• Replies: 3
• Views: 1,375
Oct 22nd 2013, 04:28 PM
9. ### Coefficients of a difference method

• Replies: 1
• Views: 442
Oct 22nd 2013, 09:22 AM
10. ### Sturm-Liouville problem

• Replies: 1
• Views: 659
Oct 20th 2013, 10:20 PM
11. ### trouble with the constant term of a separable DE

• Replies: 1
• Views: 696
Oct 20th 2013, 03:49 PM
12. ### Trivial Solutions of the modified Wave Equation

• Replies: 0
• Views: 667
Oct 17th 2013, 07:10 PM
13. ### Proving convergence of a difference method

• Replies: 8
• Views: 626
Oct 17th 2013, 03:59 PM
14. ### Finding constants of a difference method

• Replies: 0
• Views: 405
Oct 16th 2013, 09:58 PM
15. ### Comparison principle for inhomogeneous heat equation

• Replies: 0
• Views: 1,797
Oct 8th 2013, 04:55 PM
16. ### Proving that one solution always lies above the other

• Replies: 3
• Views: 668
Oct 6th 2013, 12:53 PM
17. ### Converting vorticity/velocity fields from cartesian to cylindrical co-ordinates

• Replies: 3
• Views: 1,877
Oct 4th 2013, 06:05 AM
18. ### Solving Laplace's equation in a circular annulus

• Replies: 0
• Views: 2,053
Oct 3rd 2013, 06:14 PM
19. ### Solving simple differential-difference equations

• Replies: 0
• Views: 630
Oct 3rd 2013, 07:02 AM
20. ### Verifying the order of a Runge-Kutta method

• Replies: 2
• Views: 670
Oct 2nd 2013, 12:56 PM
21. ### Amplitude of the oscillation

• Replies: 3
• Views: 2,578
Sep 28th 2013, 04:39 PM
22. ### Verifying the solution to an ODE

• Replies: 2
• Views: 672
Sep 24th 2013, 02:35 PM
23. ### For which values of m does x^m satisfy the D.E.? Just wanting a double check.

• Replies: 1
• Views: 463
Sep 22nd 2013, 01:35 PM
24. ### First order autonomous equations

• Replies: 1
• Views: 793
Sep 21st 2013, 10:48 PM
25. ### Solve the ordinary diferential equation

• Replies: 9
• Views: 1,022
Sep 18th 2013, 09:35 AM
26. ### Nonlinear ODE from optimization problem

• Replies: 4
• Views: 849
Sep 18th 2013, 05:16 AM
27. ### Solve the ODE -> where do I go from here?

• Replies: 0
• Views: 548
Sep 17th 2013, 05:50 PM
28. ### Nonlinear PDE

• Replies: 1
• Views: 714
Sep 17th 2013, 07:04 AM

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